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Osa Weather (Next 3 days): The snow forecast for Osa is: Heavy rain (total 33.0mm), heaviest during Fri morning. Very mild (max 11°C on Thu night, min 7°C on Sat night). Winds increasing (calm on Thu night, strong winds from the W by Sun afternoon).
Osa Weather (Days 4-6): Light rain (total 7.0mm), mostly falling on Sun night. Very mild (max 14°C on Wed morning, min 3°C on Mon night). Winds decreasing (strong winds from the WNW on Sun night, calm by Tue afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 11 |  | ||||
| Bottom Lift: | 10 | |
Latest snow reports near Osa:
Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | | | | | |  |  | |  |  | | | |
light rain | heavy rain | mod. rain | light rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | clear | some clouds | some clouds | some clouds | cloudy | some clouds | some clouds | |
km/h | |||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
1 | 12 | 8 | 1 | 3 | 3 | 2 | 2 | 1 | 4 | 2 | 1 | — | — | — | — | — | — | — | |
max°C | 11 | 9 | 9 | 9 | 11 | 11 | 9 | 9 | 8 | 6 | 8 | 8 | 4 | 12 | 12 | 7 | 14 | 14 | 11 |
min°C | 9 | 8 | 8 | 8 | 10 | 8 | 7 | 8 | 7 | 4 | 6 | 4 | 3 | 8 | 8 | 7 | 12 | 10 | 9 |
9 | 5 | 6 | 6 | 8 | 4 | 4 | 4 | 2 | -1 | 2 | 2 | 3 | 8 | 8 | 7 | 12 | 8 | 9 | |
45 | 93 | 94 | 94 | 91 | 88 | 81 | 89 | 85 | 79 | 87 | 73 | 63 | 42 | 53 | 53 | 43 | 73 | 79 | |
3050 | 2800 | 2950 | 2600 | 2250 | 2350 | 2500 | 2150 | 1950 | 1350 | 1450 | 1500 | 2700 | 2900 | 2950 | 3100 | 3150 | 3200 | 3150 | |
 | — | 6:30 | — | — | 6:31 | — | — | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — |
 | — | — | 5:17 | — | — | 5:16 | — | — | 5:15 | — | — | 5:15 | — | — | 5:15 | — | — | 5:14 | — |
Heavy rain (total 33.0mm), heaviest during Fri morning. Very mild (max 11°C on Thu night, min 7°C on Sat night). Winds increasing (calm on Thu night, strong winds from the W by Sun afternoon).
Light rain (total 7.0mm), mostly falling on Sun night. Very mild (max 14°C on Wed morning, min 3°C on Mon night). Winds decreasing (strong winds from the WNW on Sun night, calm by Tue afternoon).
Latest snow reports near Osa:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 15 Apr 2025 |
| Snow Alerts | Create Alert |
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Osa at the specific elevation of 700 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osa. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
The Osa skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Osa snow forecast and current weather conditions. Simply go to the feed configuration page and follow the 3 simple steps to grab the custom html code snippet and paste it into your own site. You can choose the snow forecast elevation (summit, mid-mountain or bottom lift) and metric/imperial units for the snow forecast feed to suit your own website…. Click here to get the code.
View detailed snow forecast for Osa at:
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